1 files changed, 9 insertions, 3 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index e4f62d8896b..e838e143baa 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -22,7 +22,7 @@
 #include <linux/types.h>
 #include <linux/module.h>
 #include <linux/pm.h>
-#include <asm/atomic.h>
+#include <linux/atomic.h>
 #include <asm/device.h>
 
 struct device;
@@ -33,6 +33,7 @@ struct class;
 struct subsys_private;
 struct bus_type;
 struct device_node;
+struct iommu_ops;
 
 struct bus_attribute {
         struct attribute        attr;
@@ -67,6 +68,9 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
  * @resume:     Called to bring a device on this bus out of sleep mode.
  * @pm:         Power management operations of this bus, callback the specific
  *              device driver's pm-ops.
+ * @iommu_ops   IOMMU specific operations for this bus, used to attach IOMMU
+ *              driver implementations to a bus and allow the driver to do
+ *              bus-specific setup
  * @p:          The private data of the driver core, only the driver core can
  *              touch this.
  *
@@ -96,6 +100,8 @@ struct bus_type {
 
         const struct dev_pm_ops *pm;
 
+        struct iommu_ops *iommu_ops;
+
         struct subsys_private *p;
 };
 
@@ -516,7 +522,7 @@ struct device_dma_parameters {
  *              minimizes board-specific #ifdefs in drivers.
  * @power:      For device power management.
  *              See Documentation/power/devices.txt for details.
- * @pwr_domain: Provide callbacks that are executed during system suspend,
+ * @pm_domain:  Provide callbacks that are executed during system suspend,
  *              hibernation, system resume and during runtime PM transitions
  *              along with subsystem-level and driver-level callbacks.
  * @numa_node:  NUMA node this device is close to.
@@ -567,7 +573,7 @@ struct device {
         void            *platform_data; /* Platform specific data, device
                                            core doesn't touch it */
         struct dev_pm_info      power;
-        struct dev_power_domain *pwr_domain;
+        struct dev_pm_domain    *pm_domain;
 
 #ifdef CONFIG_NUMA
         int             numa_node;      /* NUMA node this device is close to */